import React, { useState, useEffect } from "react"; import { Link } from "react-router-dom"; function NavbarWithoutUser() { const [show, handleShow] = useState(false); const transitionNavBar = () => { if (window.scrollY > 100) { handleShow(true); } else { handleShow(false); } }; useEffect(() => { window.addEventListener("scroll", transitionNavBar); return () => { window.removeEventListener("scroll", transitionNavBar); }; }, []); return (